.container{
  padding:20px 10px;
}
.bth-hoverShow img{display:none;}
.bth-hoverShow:hover img{display:block;}
.btn{
	margin-bottom: .3em;
}
.tip{
	background-repeat: no-repeat;
	background-size: 100% 100%;
	display: inline-block;
	background-position: center center;
	position: absolute;
	top:-1.5em;
}
.tipNew {
	background-image: url(../imgs/tipNew.gif);
	width: 30px;
	height: 26px;z-index: 99;
}
